/Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/Operations/SelectiveTessellate.h
Tessellate only triangles that belong to a given triangle group id. Triangle groups are defined by theFDynamicMesh3::GetTriangleGroup().
static [TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [FTessellationPattern](API\Plugins\DynamicMesh\Operations\FTessellationPattern) > CreateConcentricRingsPatternFromTriangleGroup ( const [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) * InMesh, const int InTessellationLevel, const int InPolygroupID )